Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
glas-pfeiffer.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 02:00:51 UTC · ↺ Refresh
MX Hostnames
- glaspfeiffer-de01b.mail.protection.outlook.com
MX Priorities
- glaspfeiffer-de01b.mail.protection.outlook.com: 10
A / AAAA Records
- 217.160.0.171 ↩ 217-160-0-171.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1119.ui-dns.biz hostmaster.1und1.de 2016042026 28800 7200 604800 300
Primary NS (mname)
ns1119.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2016042026
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1119.ui-dns.biz
ns1119.ui-dns.de
ns1119.ui-dns.org
ns1119.ui-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:91.26.144.154 include:agenturserver.de include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;pct=100;ri=86400;fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:91.26.144.154 include:agenturserver.de include:spf.protection.outlook.com ~all
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